 60% of Gen Zers and 61% of Millennials say they will travel this summer. 28% of Millennials and 27% of Gen Zers say, hey, they're okay with taking on debt to have fun this summer, planning vacations that could set them back $2,000 to $4,000. Now, keep in mind, many of them are already in debt. According to a recent bank rate survey, nearly one in four Gen Zers and one in three Millennials carry a credit card balance these days.